Skouries Project Economic Overview

Mineral Reserves (Copper, Lead & Zinc) as Of September 30, 2020 Project Proven Mineral Reserves Probable Mineral Reserves Total Proven and Probable Tonnes Cu COPPER (x1000) Contained Cu tonnes (x1000) Tonnes Contained Cu Cu (x1000) tonnes (x1000) Tonnes (x1000) Cu % % % Contained Cu tonnes (x1000 Skouries 75,804 0.52 393 81,862 0.47 386 157,666 0.49 779 TOTAL COPPER 75,804 0.52 393 81,862 0.47 386 157,666 0.49 779 Contained Pb Tonnes Tonnes Pb Pb LEAD tonnes (x1000) (x1000) Contained Pb tonnes (x1000) Tonnes Contained Pb Pb (x1000) tonnes (x1000) (x1000) % % % Olympias 1,515 5.1 77 8,734 4.0 349 10,249 4.2 426 Stratoni 0 0.0 0 560 6.1 34 560 6.1 34 TOTAL LEAD 1,515 5.1 77 9,294 4.1 383 10,809 4.3 460 ZINC Olympias Stratoni TOTAL ZINC eldorado gold Tonnes Zn Contained Zn Tonnes Zn Contained Zn Tonnes Zn Contained Zn (x1000) % tonnes (x1000) (x1000) % tonnes (x1000) (x1000) % tonnes (x1000) 1,515 5.8 88 8,734 5.1 445 10,249 5.2 533 0 0.0 0 560 9.2 52 560 9.2 52 1,515 5.8 88 9,294 5.3 497 10,809 5.4 585 35

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